Q: Is 438 a Prime Number?
A: No, 438 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 438 can be evenly divided by 1 2 3 6 73 146 219 and 438, with no remainder.
Since 438 cannot be divided by just 1 and 438, it is not a prime number.